ASTM WK40180

    Revision of D4950 - 08 Standard Classification and Specification of Automotive Service Greases

    (What is a Work Item?)

    Active Standard: D4950 - 14

    Developed by Subcommittee: D02.B0.04 | Committee D02 | Contact Staff Manager


    1. Rationale

    D4950 references an NBR-L reference elastomer according to SAE AMS 3217/2B. This material is no longer available and a new alternate has been approved SAE AMS 3217/2C. The changes reflect the adoption of this new material


    automotive grease categories; automotive service grease; chassis grease; multipurpose automotive grease; NLGI chassis and wheel bearing service classification; NLGI grease classification; wheel bearing grease; Automotive service grease; Chassis grease; Classification (standards)--petroleum products; Grease; Lubricating grease--specifications; Multipurpose automotive grease; NLGI chassis/wheel bearing service/grease classification; Performance--petroleum products/applications; Petroleum products--specifications; Wheel bearing grease;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    Gareth Fish

    Draft Under Development